What's the buzz today? We'll tell you…

10: 45 p.m. ET: What are the chances for winning the lottery? Online teaching guru Sal Khan breaks down the odds of winning:

6:27 p.m. ET: Are the Supreme Court justices playing beer pong during the individual health care mandate arguments? SCOTUSLive.com says… it could happen.

Credit: Courtesy SCOTUSlive.com

5:41 p.m. ET: Buzzfeed.com reminds us of a time when tech was "tech" before it became widely used and accepted.

5:36 p.m. ET: More on the JetBlue pilot: Court documents reveal he ranted about Sept. 11 and yelled, "Guys, push it to full throttle."

4:15 p.m. ET: ABC News learns the  JetBlue pilot who was restrained aboard a Las Vegas-bound flight after erratic behavior now faces federal criminal charges of interfering with flight crew instructions.

2:45 p.m. ET: Pope Benedict XVI met with Fidel Castro in Havana, Cuba today. According to a Vatican spokesman, Castro asked the pope what his mission was and the pope said he wanted to serve mankind.

Credit: Osservatore Romano/AP Photo

2:30 p.m. ET: The New York Times reports that the opening scene of "Mad Men" season 5 was taken straight off their Page 1, from 1966.

1:56 p.m. ET: Mega millions updates their website to say the estimated jackpot is now $500 million, with a $359 million cash option.

12:35 p.m. ET: Let the Timsanity begin! The Associated Press reports that Nike is suing Reebok for using quarterback Tim Tebow's name on Jets-related apparel without permission.

11:50 a.m. ET: Illinois Democrat Bobby Rush took to the House floor to make a statement about  the killing of Florida teen Trayvon Martin,  wearing a hoodie in defiance of the dress code on the House floor, and was subsequently cut off. ABC's John Parkinson reports.

11:15 a.m. ET: ABC News confirms that George H.W. Bush will formally back Mitt Romney for president.

10:50 a.m. ET: ABC's David Wright tweets from…the middle of nowhere:

Credit: @abcdavid

10:20 a.m. ET: Penguins Vs. Pandas! ABC's Jeffrey Kofman reports on a colony of penguins at the Edinburgh Zoo who seem to be holding a seriously dirty grudge against visitors who flock to the panda enclosure.

8: 45 a.m. ET: We learn overnight that Newt Gingrich, strapped for cash but still digging in his heels, has laid off one third of his campaign staff. ABC's Russell Goldman has the latest.